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A059916
as a simple table
n
a(n)
1
0
2
1
3
2
4
4
5
5
6
6
7
8
8
10
9
40
10
46
11
60
12
61
13
64
14
80
15
84
16
5000
[0,1,2,4,5,6,8,10,40,46,60,61,64,80,84,5000]